1984205 - Frequent accessible/tests/browser/atk/browser_role.js | single tracking bug

Status: NEW

(Core :: Disability Access APIs, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: abutkovits [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=523283502&repo=mozilla-beta&task=AXPZVWjmQDW2KFdO4lCMoA.0
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/AXPZVWjmQDW2KFdO4lCMoA/runs/0/artifacts/public/logs/live_backing.log

---

[task 2025-08-20T22:27:41.610+00:00] 22:27:41     INFO - TEST-PASS | accessible/tests/browser/atk/browser_role.js | Remote IFRAME is in a different process. - 
[task 2025-08-20T22:27:41.611+00:00] 22:27:41     INFO - Buffered messages finished
[task 2025-08-20T22:27:41.612+00:00] 22:27:41     INFO - TEST-UNEXPECTED-FAIL | accessible/tests/browser/atk/browser_role.js | Uncaught exception in test bound  - at chrome://mochitests/content/browser/accessible/tests/browser/shared-head.js:1096 - Error: Traceback (most recent call last):
[task 2025-08-20T22:27:41.612+00:00] 22:27:41     INFO -   File "<string>", line 88, in web_socket_transfer_data
[task 2025-08-20T22:27:41.612+00:00] 22:27:41     INFO -   File "<string>", line 4, in run
[task 2025-08-20T22:27:41.612+00:00] 22:27:41     INFO -   File "/builds/worker/workspace/build/tests/mochitest/browser/accessible/tests/browser/atk/a11y_setup.py", line 54, in getDoc
[task 2025-08-20T22:27:41.612+00:00] 22:27:41     INFO -     raise LookupError("Firefox root doesn't have RELATION_EMBEDS")
[task 2025-08-20T22:27:41.612+00:00] 22:27:41     INFO - LookupError: Firefox root doesn't have RELATION_EMBEDS
[task 2025-08-20T22:27:41.612+00:00] 22:27:41     INFO - 
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - Stack trace:
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - runPython/</gPythonSocket.onmessage@chrome://mochitests/content/browser/accessible/tests/browser/shared-head.js:1096:16
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - EventHandlerNonNull*runPython/<@chrome://mochitests/content/browser/accessible/tests/browser/shared-head.js:1089:5
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - runPython@chrome://mochitests/content/browser/accessible/tests/browser/shared-head.js:1088:10
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - @chrome://mochitests/content/browser/accessible/tests/browser/atk/browser_role.js:15:22
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - accessibleTask/wrapped/<@chrome://mochitests/content/browser/accessible/tests/browser/shared-head.js:636:15
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - async*withNewTab@resource://testing-common/BrowserTestUtils.sys.mjs:121:22
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - async*wrapped@chrome://mochitests/content/browser/accessible/tests/browser/shared-head.js:535:28
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - handleTask@chrome://mochikit/content/browser-test.js:1238:26
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - _runTaskBasedTest@chrome://mochikit/content/browser-test.js:1327:18
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - async*Tester_execTest@chrome://mochikit/content/browser-test.js:1474:14
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - nextTest/<@chrome://mochikit/content/browser-test.js:1220:14
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - SimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1058:13
[task 2025-08-20T22:27:41.613+00:00] 22:27:41     INFO - Leaving test bound 
[task 2025-08-20T22:27:41.679+00:00] 22:27:41     INFO - GECKO(1417) | MEMORY STAT | vsize 11547MB | residentFast 609MB | heapAllocated 321MB
[task 2025-08-20T22:27:41.680+00:00] 22:27:41     INFO - TEST-OK | accessible/tests/browser/atk/browser_role.js | took 935ms
[task 2025-08-20T22:27:41.697+00:00] 22:27:41     INFO - checking window state
[task 2025-08-20T22:27:41.704+00:00] 22:27:41     INFO - TEST-START | accessible/tests/browser/atk/browser_table.js

Comment 1

[Intermittent Failures Robot]

3 failures were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-beta: 2
• mozilla-central: 1

Table

	no_variant
linux2404-x86_64/opt	3

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-08-18&endday=2025-08-24&tree=all

Comment 2

[Intermittent Failures Robot]

7 failures were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-beta: 3
• mozilla-central: 2
• try: 2

Table

	no_variant
linux2404-x86_64/opt	6
linux2404-x86_64/tsan	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-08-25&endday=2025-08-31&tree=all

Comment 3

[Intermittent Failures Robot]

6 failures were associated with this bug in the last 7 days.

Repository breakdown:

• try: 1
• mozilla-beta: 3
• mozilla-central: 1
• autoland: 1

Table

	no_variant
linux2404-x86_64/opt	5
linux2404-x86_64/tsan	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-09-01&endday=2025-09-07&tree=all

Comment 4

[Cristina Horotan [:chorotan]]

Done retriggers and backfills up to here.
Heitor, could your push cause this frequent failure?

Comment 5

[BugBot [:suhaib / :marco/ :calixte]]

Set release status flags based on info from the regressing bug 1983305

Comment 6

[Intermittent Failures Robot]

16 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 12
• try: 2
• mozilla-central: 2

Table

	no_variant
linux2404-x86_64/opt	16

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-09-15&endday=2025-09-21&tree=all

Comment 7

[Heitor Neiva [:hneiva]]

:eeejay would you know why switching the test workers to AMD cpus cause these tests to fail more frequently?

Comment 8

[Eitan Isaacson [:eeejay]]

This looks like a brittle test that somehow became more so with a change in hardware. I'll take a look soon.

Comment 9

[Intermittent Failures Robot]

50 failures were associated with this bug in the last 7 days.

This failure happened more than 30 times this week! Resolving this bug is a high priority.

Try to resolve this bug as soon as possible. If unresolved for 2 weeks, the affected test(s) may be disabled.

Repository breakdown:

• autoland: 29
• try: 11
• mozilla-beta: 1
• mozilla-central: 8
• mozilla-release: 1

Table

	no_variant
linux2404-x86_64/opt	50

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-09-22&endday=2025-09-28&tree=all

Comment 10

[Intermittent Failures Robot]

51 failures were associated with this bug in the last 7 days.
This is the #43 most frequent failure this week.

This failure happened more than 30 times this week! Resolving this bug is a high priority.

Try to resolve this bug as soon as possible. If unresolved for 2 weeks, the affected test(s) may be disabled.

Repository breakdown:

• autoland: 27
• try: 12
• mozilla-beta: 5
• mozilla-central: 7

Table

	no_variant
linux2404-x86_64/opt	50
linux2404-x86_64/tsan	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-09-29&endday=2025-10-05&tree=all

Comment 11

[Intermittent Failures Robot]

55 failures were associated with this bug in the last 7 days.
This is the #30 most frequent failure this week.

This failure happened more than 30 times this week! Resolving this bug is a high priority.

Try to resolve this bug as soon as possible. If unresolved for 2 weeks, the affected test(s) may be disabled.

Repository breakdown:

• autoland: 29
• mozilla-central: 12
• try: 14

Table

	no_variant
linux2404-x86_64/asan	1
linux2404-x86_64/opt	54

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-06&endday=2025-10-12&tree=all

Comment 12

[Intermittent Failures Robot]

15 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 8
• mozilla-beta: 6
• mozilla-central: 1

Table

	no_variant
linux2404-x86_64/opt	15

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-15&endday=2025-10-15&tree=all

Comment 13

[Intermittent Failures Robot]

21 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 8
• mozilla-beta: 6
• try: 5
• mozilla-central: 2

Table

	no_variant
linux2404-x86_64/opt	21

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-16&endday=2025-10-16&tree=all

Comment 14

[Cristina Horotan [:chorotan]]

Eitan, have you had a chance to look into a fix for this?

Comment 15

[Intermittent Failures Robot]

94 failures were associated with this bug in the last 7 days.
This is the #18 most frequent failure this week.

This failure happened more than 75 times this week! Resolving this bug is a very high priority.

Try to resolve this bug as soon as possible. If unresolved for 1 week, the affected test(s) may be disabled.

Repository breakdown:

• autoland: 40
• mozilla-beta: 28
• try: 17
• mozilla-central: 9

Table

	no_variant
linux2404-x86_64/opt	94

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-13&endday=2025-10-19&tree=all

Comment 16

[Intermittent Failures Robot]

15 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 8
• mozilla-beta: 3
• try: 2
• mozilla-central: 2

Table

	no_variant
linux2404-x86_64/opt	15

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-20&endday=2025-10-20&tree=all

Comment 17

[Intermittent Failures Robot]

26 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 7
• mozilla-beta: 14
• try: 3
• mozilla-central: 2

Table

	no_variant
linux2404-x86_64/opt	26

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-21&endday=2025-10-21&tree=all

Comment 18

[Intermittent Failures Robot]

22 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 12
• mozilla-beta: 6
• try: 2
• mozilla-central: 2

Table

	no_variant
linux2404-x86_64/opt	22

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-22&endday=2025-10-22&tree=all

Comment 19

[Intermittent Failures Robot]

29 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 16
• mozilla-beta: 10
• mozilla-central: 1
• try: 1
• mozilla-release: 1

Table

	no_variant
linux2404-x86_64/opt	29

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-23&endday=2025-10-23&tree=all

Comment 20

[Cristina Horotan [:chorotan]]

Attachment: Bug 1984205 - disable browser_role.js on linux 24 opt for frequent failures. r=#intermittent-reviewers

Comment 21

[Intermittent Failures Robot]

16 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 9
• mozilla-beta: 4
• try: 2
• mozilla-central: 1

Table

	no_variant
linux2404-x86_64/opt	16

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-24&endday=2025-10-24&tree=all

Comment 22

[Intermittent Failures Robot]

111 failures were associated with this bug in the last 7 days.
This is the #10 most frequent failure this week.

This failure happened more than 75 times this week! Resolving this bug is a very high priority.

Try to resolve this bug as soon as possible. If unresolved for 1 week, the affected test(s) may be disabled.

Repository breakdown:

• autoland: 54
• try: 10
• mozilla-beta: 37
• mozilla-central: 9
• mozilla-release: 1

Table

	no_variant
linux2404-x86_64/opt	111

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-20&endday=2025-10-26&tree=all

Comment 23

[Pulsebot]

Pushed by [e-mail]:
https://github.com/mozilla-firefox/firefox/commit/501c13911e5e
https://hg.mozilla.org/integration/autoland/rev/8992dd2f4469
disable browser_role.js on linux 24 opt for frequent failures.

Comment 24

[Cosmin Sabou [:CosminS]]

https://hg.mozilla.org/mozilla-central/rev/8992dd2f4469

Comment 25

[Intermittent Failures Robot]

15 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 1
• mozilla-beta: 9
• try: 2
• mozilla-release: 1
• mozilla-central: 2

Table

	no_variant
linux2404-x86_64/opt	15

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-27&endday=2025-10-27&tree=all

Comment 26

[Intermittent Failures Robot]

20 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 12
• mozilla-beta: 5
• try: 2
• mozilla-central: 1

Table

	no_variant
linux2404-x86_64/opt	20

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-29&endday=2025-10-29&tree=all

Comment 27

[Intermittent Failures Robot]

20 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 7
• mozilla-beta: 10
• mozilla-central: 1
• try: 2

Table

	no_variant
linux2404-x86_64/opt	19
macosx1470-x86_64/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-30&endday=2025-10-30&tree=all

Comment 28

[Intermittent Failures Robot]

99 failures were associated with this bug in the last 7 days.
This is the #15 most frequent failure this week.

This failure happened more than 75 times this week! Resolving this bug is a very high priority.

Try to resolve this bug as soon as possible. If unresolved for 1 week, the affected test(s) may be disabled.

Repository breakdown:

• autoland: 34
• try: 15
• mozilla-beta: 43
• mozilla-central: 6
• mozilla-release: 1

Table

	no_variant
linux2404-x86_64/opt	98
macosx1470-x86_64/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-10-27&endday=2025-11-02&tree=all

Comment 29

[Intermittent Failures Robot]

26 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 24
• mozilla-release: 1
• mozilla-central: 1

Table

	no_variant
linux2404-x86_64/opt	26

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-11-03&endday=2025-11-03&tree=all

Comment 30

[Cosmin Sabou [:CosminS]]

Any idea why this is still failing after comment 24? https://treeherder.mozilla.org/intermittent-failures/bugdetails?startday=2025-10-28&endday=2025-11-04&tree=all&bug=1984205
I don't see why it's not skipped.

Comment 31

[Intermittent Failures Robot]

23 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 19
• try: 2
• mozilla-central: 2

Table

	no_variant
linux2404-x86_64/opt	23

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-11-04&endday=2025-11-04&tree=all

Comment 32

[Sebastian Hengst [:aryx] (needinfo me if it's about an intermittent or backout)]

Attachment: Bug 1984205 - remove a11y_checks condition for browser_role.js. r=#intermittent-reviewers

Comment 33

[Intermittent Failures Robot]

44 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 41
• try: 1
• mozilla-central: 2

Table

	no_variant	s
android-x86/debug		1
android-x86/opt	4
linux-x86/asan	2
linux-x86/debug	4
linux-x86/opt	4
linux2404-x86_64/opt	18
linux64-x86/opt	1
linux64-x86/tsan	2
linux64/debug-x86/debug	2
linux64/opt-x86/opt	2
macosx64/debug-x86/debug	2
macosx64/opt-x86/opt	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-11-05&endday=2025-11-05&tree=all

Comment 34

[Intermittent Failures Robot]

19 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 14
• try: 1
• mozilla-release: 4

Table

	no_variant
linux2404-x86_64/opt	19

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-11-06&endday=2025-11-06&tree=all

Comment 35

[Pulsebot]

Pushed by [e-mail]:
https://github.com/mozilla-firefox/firefox/commit/69d597706844
https://hg.mozilla.org/integration/autoland/rev/1618d2954681
remove a11y_checks condition for browser_role.js. r=intermittent-reviewers,ahal DONTBUILD

Comment 36

[Cristina Horotan [:chorotan]]

https://hg.mozilla.org/mozilla-central/rev/1618d2954681

Comment 37

[Intermittent Failures Robot]

117 failures were associated with this bug in the last 7 days.
This is the #12 most frequent failure this week.

This failure happened more than 75 times this week! Resolving this bug is a very high priority.

Try to resolve this bug as soon as possible. If unresolved for 1 week, the affected test(s) may be disabled.

Repository breakdown:

• autoland: 100
• try: 7
• mozilla-central: 5
• mozilla-release: 5

Table

	no_variant	s
android-x86/debug		1
android-x86/opt	4
linux-x86/asan	2
linux-x86/debug	4
linux-x86/opt	4
linux2404-x86_64/opt	91
linux64-x86/opt	1
linux64-x86/tsan	2
linux64/debug-x86/debug	2
linux64/opt-x86/opt	2
macosx64/debug-x86/debug	2
macosx64/opt-x86/opt	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-11-03&endday=2025-11-09&tree=all

Comment 38

[Intermittent Failures Robot]

2 failures were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-release: 2

Table

	no_variant
linux2404-x86_64/opt	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-11-10&endday=2025-11-16&tree=all

Comment 39

[Intermittent Failures Robot]

5 failures were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-release: 5

Table

	no_variant
linux2404-x86_64/opt	5

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-11-17&endday=2025-11-23&tree=all

Comment 40

[Intermittent Failures Robot]

3 failures were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-release: 3

Table

	no_variant
linux2404-x86_64/opt	3

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1984205&startday=2025-11-24&endday=2025-11-30&tree=all